Overview
The ABB ASTO-11C is a motor protection relay designed to protect motors from overload, phase failure, and other electrical faults. It provides reliable monitoring and automatic tripping to safeguard motor operation in industrial applications.
General Information
Part Number: 3AUA0000061302
Brand / Country of Origin: ABB / Sweden
Manufacturer: ABB
Series: ASTO
Type: Motor Protection Relay
Mounting: Panel or DIN rail installation
Function: Provides motor overload protection, phase failure detection, and automatic tripping
Power Specifications
Supply Voltage: 24–60 V DC or 110–240 V AC (depending on configuration)
Power Consumption: Low-power design
Input Source: External control circuit
Protection: Built-in surge and short-circuit protection
Indicators: LEDs for operational status, fault, and trip condition
Communication & Interface
Interface Type: Hardwired input and output terminals
Signal Support: Motor start/stop control, trip alarm output
Diagnostics: Provides fault indication and operational status
Operator Access: Front-panel indicators and reset buttons
Environmental
Operating Temperature: −20 to +60 °C
Humidity: Up to 95% RH, non-condensing
Installation Environment: Standard industrial cabinet or panel
Durability: Designed for vibration and industrial electrical noise
Dimensions & Weight
Dimensions (L × W × H): 90 × 45 × 60 mm
Weight: ~0.2 kg
